<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <script src="./assets/js/utils.js"></script>
  <script>
    ajax({
      url: 'http://localhost:9999/getbottom',
      method: 'GET',
      // data: { name: 'Jack', age: 18 },
      // dataType: 'json',
      success (res) {
        console.log(res)
      }
    })
  </script>
</body>
</html>